Hello!

To find the percent tax, use the equation:

Substitute in the given values:

Multiply by 100 to find the percent tax:

Answer:
B
Step-by-step explanation:
Sodium oxide is a simple strongly basic oxide. It is basic because it contains the oxide ion, O2-, which is a very strong base with a high tendency to combine with hydrogen ions. Reaction with water: Sodium oxide reacts exothermically with cold water to produce sodium hydroxide solution
Answer:
Huh?? I have no idea what you said.
Step-by-step explanation:
Answer:
59
Step-by-step explanation: